"School presidents insist that truth-seeking is part of their institutional purpose. 'Every university is committed to the pursuit of truth,' said Georgetown President John J. DeGioia, 'and we want to ensure that there is the opportunity for both academic freedom and for the free exchange of ideas and opinions across all issues.' But David Gibson, the author of a Benedict biography, said the pope will ask, 'If you're not going to be an authentically Catholic, orthodox institution, why should you exist?'"